@ditus/upc-util
JavaScript and .NET libraries, based on code written by Dominik Lessel, that contain methods for working with Universal Product Codes (UPC's), including the ability to calculate checksums, generate test UPC's, and verify whether a UPC is valid. The code is fully documented and unit tested.
Roadmap
See the open issues for a list of proposed features (and known issues).
License
This project is licensed under the terms of the MIT license.